144006223422 has 16 divisors (see below), whose sum is σ = 290808685440. Its totient is φ = 47536034712.

The previous prime is 144006223399. The next prime is 144006223481. The reversal of 144006223422 is 224322600441.

It is a self number, because there is not a number n which added to its sum of digits gives 144006223422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116509272 + ... + 116510507.

It is an arithmetic number, because the mean of its divisors is an integer number (18175542840).

Almost surely, 2^144006223422 is an apocalyptic number.

144006223422 is an abundant number, since it is smaller than the sum of its proper divisors (146802462018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144006223422 is a wasteful number, since it uses less digits than its factorization.

144006223422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233019887.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 144006223422 its reverse (224322600441), we get a palindrome (368328823863).

The spelling of 144006223422 in words is "one hundred forty-four billion, six million, two hundred twenty-three thousand, four hundred twenty-two".